:root{
  --navy:#0f2544; --navy-2:#1a3a63; --ink:#12233d; --muted:#5b6b80; --line:#e2e8f2;
  --bg:#f6f8fc; --card:#ffffff; --gold:#c79a3b; --gold-2:#e6c775;
  --red:#d64545; --amber:#e0932f; --green:#2f9e6b;
  --red-bg:#fbe9e9; --amber-bg:#fbf1e2; --green-bg:#e4f4ec;
  --accent:#2563a8; --shadow:0 8px 30px rgba(15,37,68,.08);
}
@media (prefers-color-scheme:dark){
  :root{
    --navy:#0a1626; --navy-2:#12263f; --ink:#e8eef6; --muted:#93a4bb; --line:#213145;
    --bg:#0a121f; --card:#111e30; --gold:#e6c775; --gold-2:#c79a3b;
    --red:#e06868; --amber:#e6a94e; --green:#4bc08a;
    --red-bg:#2a1717; --amber-bg:#2a2214; --green-bg:#132a20;
    --accent:#5a9be0; --shadow:0 8px 30px rgba(0,0,0,.4);
  }
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Pretendard',-apple-system,sans-serif;background:var(--bg);color:var(--ink);
  line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:820px;margin:0 auto;padding:0 24px}

/* header */
header{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(14px);
  background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:62px;max-width:1120px;margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.02em}
.logo .mk{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--navy),var(--navy-2));
  display:grid;place-items:center;color:var(--gold);font-weight:900;font-size:14px}
.logo .sub{color:var(--muted);font-weight:600}
.nav-cta{display:flex;gap:10px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:7px;padding:12px 20px;border-radius:11px;font-weight:700;font-size:14.5px;cursor:pointer;border:none;transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#1a1206}
.btn-navy{background:var(--navy);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
@media(max-width:620px){.nav-cta .btn-ghost{display:none}}

/* breadcrumb */
.crumb{font-size:13px;color:var(--muted);padding:22px 0 0;display:flex;gap:8px;flex-wrap:wrap}
.crumb a:hover{color:var(--ink)}
.crumb .sep{opacity:.5}

/* hero */
.rhero{padding:20px 0 8px}
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:800;letter-spacing:.02em;
  padding:6px 13px;border-radius:100px;margin-bottom:16px}
.eyebrow.r{background:var(--red-bg);color:var(--red)} .eyebrow.a{background:var(--amber-bg);color:var(--amber)} .eyebrow.g{background:var(--green-bg);color:var(--green)}
.rhero h1{font-size:clamp(28px,4.6vw,40px);font-weight:800;letter-spacing:-.03em;line-height:1.22}
.rhero .lead{font-size:18px;color:var(--muted);margin-top:16px}
.meta{display:flex;gap:16px;margin-top:18px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.meta b{color:var(--ink);font-weight:700}

/* signal bar */
.sigwrap{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow);margin:28px 0}
.sigwrap h4{font-size:14px;color:var(--muted);font-weight:700;margin-bottom:16px}
.sigbar{height:12px;border-radius:8px;overflow:hidden;display:flex;margin-bottom:14px}
.sigbar i{height:100%}.sigbar .r{background:var(--red)}.sigbar .a{background:var(--amber)}.sigbar .g{background:var(--green)}
.siglegend{display:flex;gap:20px;flex-wrap:wrap;font-size:13.5px}
.siglegend span{display:flex;align-items:center;gap:7px;font-weight:600}
.dot{width:11px;height:11px;border-radius:50%}
.dot.r{background:var(--red)}.dot.a{background:var(--amber)}.dot.g{background:var(--green)}

/* article */
article{padding:8px 0 30px}
article h2{font-size:24px;font-weight:800;letter-spacing:-.02em;margin:44px 0 14px;padding-top:8px}
article h2 .num{color:var(--gold);margin-right:10px}
article p{font-size:16.5px;color:var(--ink);margin:14px 0}
article p.dim{color:var(--muted);font-size:15px}
article strong{font-weight:700}

/* heatmap */
.heat{display:grid;gap:9px;margin:18px 0}
.heatrow{display:flex;align-items:center;gap:13px;background:var(--card);border:1px solid var(--line);border-radius:11px;padding:14px 16px}
.heatrow .ht{flex:1;font-size:15px;font-weight:600}
.hz{font-size:12px;font-weight:800;padding:4px 11px;border-radius:100px;white-space:nowrap}
.hz.r{background:var(--red-bg);color:var(--red)}.hz.a{background:var(--amber-bg);color:var(--amber)}.hz.g{background:var(--green-bg);color:var(--green)}

/* assets */
.assets{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:18px 0}
.asset{background:linear-gradient(180deg,color-mix(in srgb,var(--gold) 10%,var(--card)),var(--card));
  border:1px solid color-mix(in srgb,var(--gold) 35%,var(--line));border-radius:14px;padding:18px}
.asset .k{font-size:12px;color:var(--gold);font-weight:800;margin-bottom:5px}
.asset .v{font-size:16px;font-weight:800}
.asset .d{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.55}

/* directions */
.dirs{display:grid;gap:14px;margin:18px 0}
.dir{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 24px;border-left:5px solid var(--gold)}
.dir .top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.dir .dh{font-weight:800;font-size:18px}
.dir .fit{font-size:12px;font-weight:800;color:#1a1206;background:var(--gold-2);padding:4px 12px;border-radius:100px;white-space:nowrap}
.dir .dd{font-size:15px;color:var(--muted)}
.dir ul{margin:12px 0 0;padding-left:2px;list-style:none}
.dir li{font-size:14.5px;padding:5px 0 5px 20px;position:relative;color:var(--ink)}
.dir li::before{content:"›";position:absolute;left:2px;color:var(--gold);font-weight:800}

/* roadmap */
.road{display:grid;gap:12px;margin:18px 0}
.rstep{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.rstep .wk{flex-shrink:0;font-weight:800;color:var(--gold);font-size:14px;min-width:66px}
.rstep .rc h4{font-size:16px;font-weight:800;margin-bottom:4px}
.rstep .rc p{font-size:14.5px;color:var(--muted);margin:0}

/* checklist */
.check{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin:18px 0}
.check .ci{display:flex;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:15.5px;font-weight:600}
.check .ci:first-child{border-top:none}
.check .ci .bx{width:22px;height:22px;border-radius:6px;border:2px solid var(--gold);flex-shrink:0;color:var(--gold);display:grid;place-items:center;font-weight:900;font-size:13px}

/* cta */
.cta{background:linear-gradient(135deg,var(--navy),var(--navy-2));border-radius:22px;padding:38px;text-align:center;color:#eaf1fb;margin:40px 0 10px}
.cta h3{color:#fff;font-size:24px;font-weight:800;margin-bottom:10px}
.cta p{color:#b8c8de;font-size:16px;margin-bottom:22px}
.cta .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* related */
.related{margin:36px 0}
.related h3{font-size:15px;color:var(--muted);font-weight:700;margin-bottom:14px}
.relgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.relcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:.15s;display:flex;align-items:center;gap:12px}
.relcard:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.relcard .rn{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;flex-shrink:0}
.relcard .rt{font-weight:800;font-size:14.5px}
.relcard .ra{font-size:12px;color:var(--accent);font-weight:700;margin-top:2px}
@media(max-width:560px){.relgrid{grid-template-columns:1fr}}

.disclaim{font-size:12.5px;color:var(--muted);line-height:1.7;border-top:1px solid var(--line);padding-top:20px;margin-top:34px}

footer{background:var(--navy);color:#93a4bb;padding:36px 0;margin-top:20px;font-size:13px;text-align:center}
footer a{color:#b8c8de}